DISD is a suburban school district with 22 schools. For the 2026-2027 school year, classes begin August 10 and end May 26. Donna ISD's superintendent Dr. Angela Dominguez, appointed in October 2021, is the first woman to hold that role in the district's history and was named Region One Superintendent of the Year by TASB in 2025. The calendar sets aside 4 additional days (October 12–April 9) that may be used as weather makeup days if needed. Standardized testing windows: Standardized Testing Window (April 11–May 5); Standardized Testing Window (March 20–April 21); Standardized Testing Window (February 13–March 24).
Also known as DISD.